| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an electronic commerce market capable of realizing a market in which a risk is managed and settlement troublesome in adjustment and problem of distribution are surely supported by exercising an auction taking into account the credit limit and fares for every buyer, and deciding the bid price in the form of managing the risk. SOLUTION: When a desired purchase price is inputted from a buyer, a market cost to be presented to the buyer is calculated according to the inputted desired purchase price, and the calculated market cost is displayed to a seller. When the seller inputs a bid price to the displayed market cost, a provisional market price corresponding to the bid price is calculated according to the input bid price, and a bid price is decided according to the calculated provisional market price.</p> |
